APA
Hassan W. E., . (1986). Hospital pharmacy .-5th ed .-0-8121-1014-5. Lea & Febiger, Philadelphia: .
Chicago
Hassan William E, . 1986. Hospital pharmacy .-5th ed .-0-8121-1014-5. Lea & Febiger, Philadelphia: .
Harvard
Hassan W. E., . (1986). Hospital pharmacy .-5th ed .-0-8121-1014-5. Lea & Febiger, Philadelphia: .
MLA
Hassan William E, . Hospital pharmacy .-5th ed .-0-8121-1014-5. Lea & Febiger, Philadelphia: . 1986.